A person may write tests.Logical formLearned from88 sentences. A country may conduct some tests.Logical formLearned from88 sentences. A test can be combined.Logical formLearned from88 sentences. A test can be valid.Logical formLearned from88 sentences. A test can be negative.Logical formLearned from88 sentences. Tests can be informal.Logical formLearned from87 sentences. Tests may undergo a completion.Logical formLearned from87 sentences. Survival may undergo a test.Logical formLearned from87 sentences. A (biology test) may pertain-to a person.Logical formLearned from87 sentences. A test can be reliable.Logical formLearned from87 sentences. A test can be nice.Logical formLearned from87 sentences. Tests may pass.Logical formLearned from87 sentences. An ability may undergo tests.Logical formLearned from87 sentences. A promise may undergo a test.Logical formLearned from87 sentences. A test can be high-speed.Logical formLearned from87 sentences.